234456157 has 8 divisors (see below), whose sum is σ = 252619136. Its totient is φ = 216311472.

The previous prime is 234456149. The next prime is 234456203. The reversal of 234456157 is 751654432.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 234456157 - 2³ = 234456149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234456137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34408 + ... + 40654.

It is an arithmetic number, because the mean of its divisors is an integer number (31577392).

Almost surely, 2^234456157 is an apocalyptic number.

It is an amenable number.

234456157 is a deficient number, since it is larger than the sum of its proper divisors (18162979).

234456157 is a wasteful number, since it uses less digits than its factorization.

234456157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9147.

The product of its digits is 100800, while the sum is 37.

The square root of 234456157 is about 15311.9612395016. The cubic root of 234456157 is about 616.6241749473.

The spelling of 234456157 in words is "two hundred thirty-four million, four hundred fifty-six thousand, one hundred fifty-seven".